Ebrey, Patricia Buckley. "Four Modernizations Era". A Visual Sourcebook of Chinese Civilization. University of Washington. Archived from the original on October 7, 2010. Retrieved October 20, 2012.
人民日报 (January 31, 1963). 在上海举行的科学技术工作会议上周恩来阐述科学技术现代化的重大意义 [Science and Technology in Shanghai at the conference on Zhou Enlai explained the significance of modern science and technology]. People's Daily (in Chinese). Central Committee of the Chinese Communist Party. p. 1. Archived from the original on February 14, 2016. Retrieved October 21, 2011.
Ebrey, Patricia Buckley. "Four Modernizations Era". A Visual Sourcebook of Chinese Civilization. University of Washington. Archived from the original on October 7, 2010. Retrieved October 20, 2012.
人民日报 (February 22, 1963). 阐明农业科学技术工作任务 [Clarify the tasks of agricultural science and technology]. People's Daily (in Chinese). Central Committee of the Chinese Communist Party. p. 1. Archived from the original on February 15, 2016. Retrieved October 21, 2011.